Thermostat



FIG. 1 is a perspective view of a thermostat showing our new design;

FIG. 2 is a front side elevational view of the thermostat of FIG. 1;

FIG. 3 is a rear side elevational view of the thermostat of FIG. 1;

FIG. 4 is a top side plan view of the thermostat of FIG. 1;

FIG. 5 is a bottom side plan view of the thermostat of FIG. 1;

FIG. 6 is a left side elevational view of the thermostat of FIG. 1; and,

FIG. 7 is a right side elevational view of the thermostat of FIG. 1.

The broken lines shown in the drawings illustrate portions of the thermostat that form no part of the claimed design. 

CLAIM The ornamental design for a thermostat, as shown and described. 